Messages in this thread | | | Date | Thu, 26 Apr 2012 11:02:02 +0900 | From | KAMEZAWA Hiroyuki <> | Subject | Re: [patch] mm: memcg: move pc lookup point to commit_charge() |
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(2012/04/25 4:31), Johannes Weiner wrote:
> None of the callsites actually need the page_cgroup descriptor > themselves, so just pass the page and do the look up in there. > > We already had two bugs (6568d4a 'mm: memcg: update the correct soft > limit tree during migration' and 'memcg: fix Bad page state after > replace_page_cache') where the passed page and pc were not referring > to the same page frame. > > Signed-off-by: Johannes Weiner <hannes@cmpxchg.org> > Acked-by: Hugh Dickins <hughd@google.com> > Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> > Cc: Michal Hocko <mhocko@suse.cz>
Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
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